Bókay Ferenc

Mary arrives in Berlin from Canada to visit her nephew Max and meet his twin daughters that she has been amply supporting financially. But Max has cheated: There is only one daughter Inge who has to enact both girls to cover up the mess.

After meeting up with a charming blonde and her female orchestra on a Danube river steamer, a nobleman who had aspired toward the classics turns to popular music instead.

A man, feeling unappreciated, leaves his wife for a cabaret singer, while the wife meets a young pilot and decides to join him abroad.